Summary statistics for d_4_hos_c1_61 variable in hosp_rollup2552_96_1998 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~1_61 | 2 15806.5 16498.92 4140 27473 by Jean Roth , jroth@nber.org , 6 Sep 2018